American Academy of Optometry. (1974). American journal of optometry and physiological optics. Williams & Wilkins.
Lua i Stíl Chicago (17ú heag.)American Academy of Optometry. American Journal of Optometry and Physiological Optics. Baltimore, Md: Williams & Wilkins, 1974.
Lua MLA (8ú heag.)American Academy of Optometry. American Journal of Optometry and Physiological Optics. Williams & Wilkins, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.